.w {
    width: 80%;
    max-width: 1200px;
    margin:  0 auto;
}
.warpBox {
    min-height: 100vh;
    background-repeat: repeat-y;
    background-size: 100%;
    background-image: url(../images/img/about_bg.png);
    padding-bottom: 9.2857rem;
}
.content_1 {
    padding-top: 2.5rem;
    font-size: 14px;
    line-height: 18px;
}
.content_2 {
    justify-content: space-between;
    position: relative;
    margin-top: 2.8rem;
    color: #2a2b2b;
}
.content_2 img {
    width: 100%;
    /* height: 160px; */
    display: block;
}
.content_2 .item {
    width: 30%;
    max-width: 305px;
    /* max-height: 160px; */
    position: relative;
}
.content_2 .content {
    width: 100%;
    font-size: 16.0006px;
    line-height: 24.0002px;
    padding: 0.7143rem 0;
    background-color: #fff;
    border-bottom: 1px solid #212121;
}
.content_2 .content p:nth-of-type(1) {
    margin: 1.4286rem 0 1.4286rem 0;
}
.content_2 .content p:nth-of-type(2) {
    font-size: 14px;
    line-height: 24.0002px;
    color: #2a2b2b;
}
@media (max-width:1200px) {
    .content_2 .content {
        font-size: 14px;
    }
    .content_2 .content p:nth-of-type(1) {
        font-size: 14px;
        
    }
    .content_2 .content p:nth-of-type(2) {
        font-size: 12px;
        line-height: 16px;  
    }
}